CN205878787U - Circulation dehumidification drying system - Google Patents
Circulation dehumidification drying system Download PDFInfo
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- CN205878787U CN205878787U CN201620673856.XU CN201620673856U CN205878787U CN 205878787 U CN205878787 U CN 205878787U CN 201620673856 U CN201620673856 U CN 201620673856U CN 205878787 U CN205878787 U CN 205878787U
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Abstract
The utility model discloses a circulation dehumidification drying system, include control system, storage case, cylinder drier and be used for making the cylinder drier produces the conveying mechanism of negative pressure, conveying mechanism with control system connects, the storage case pass through the inlet pipe direct with the cylinder drier intercommunication. Compared with the prior art, the utility model discloses a circulation dehumidification drying system, owing to cancelled the material cup in the top of cylinder drier, through directly past cylinder drier pay -off of inlet pipe, the structure is simpler, reduction in production cost, also avoid the high -speed metal charge wall of cup that strikes the material cup directly of resin particles raw materials, reduced the maintenance cost to the material cup, and original resin particles raw materials in the resin raw material direct impact cylinder drier has also prevented resin particles raw materials striking material wall of cup and the phenomenon of powderization, has improved the quality of resin particles raw materials.
Description
Technical field
This utility model relates to removal moisture drying technical field, is specifically related to a kind of circulating dehumidification drying system.
Background technology
Many particulate materials are before shaping, it is necessary to removal moisture drying to be passed through processes, to ensure the transparent of plasthetics
Degree and fineness.Drying machine is the main body container in plastics drying system being dried plastics materials, and plastics materials enters dry
After dry machine, plastics drying system is passed through hot blast in drying machine, it is achieved be dried plastics materials.Current plastics subsidiary engine industry
Dehumidifying heat pump is substantially all the special dehumidifying source of configuration, drying, driving blower fan, air circulation duct and defeated for automatization
Two small powder cups giving (it is contained in the first material cup of the top of drying, is contained in the second material cup of the top of main frame, the first material cup
Delivery outlet is connected with drying, and the input port of the second material cup is connected with drying, and the delivery outlet of the second material cup is connected with main frame),
Resin particle raw material first arrives the first material cup, after the raw material that the first material cup is loaded with preset capacity, opens the defeated of the first material cup
Outlet, raw material enters drying and is dried；Then it is dried material transport to the second material cup in drying, makes for main frame
With.That is the removal moisture drying field of the most gummy granule, the top of drying has joins one for carrying resin particle
The material conveying cup of raw material.But, when utilizing material cup conveying resin particle raw material, resin particle raw material can directly impact material at a high speed
The material cup sidewall of the metal material of cup, material cup there will be, after using several years, the phenomenon that sidewall is substantially worn through, shortens material cup
Service life, improve cost of equipment maintenance；And raw material clashes into material wall of cup, can cause the powder of resin particle raw material, shadow
Ring the quality of resin particle raw material.
Utility model content
There is above-mentioned technical problem for prior art, this utility model offer one can Automatic Conveying raw material, fall
Low cost of equipment maintenance and the circulating dehumidification drying system of guarantee particulate material removal moisture drying quality.
For achieving the above object, this utility model offer techniques below scheme:
There is provided a kind of circulating dehumidification drying system, including control system, material storing box, drying and described dry for making
Dry cylinder produces the conveying mechanism of negative pressure；Described conveying mechanism is connected with described control system, and described material storing box is straight by feed pipe
Connect and connect with described drying.
Wherein, one end of described feed pipe connects with the outlet at bottom of described material storing box, the other end of described feed pipe with
The top entry connection of described drying.
Wherein, also include being connected with described control system and the air intake of described drying can being dehumidified and heat
Removal moisture drying mechanism, described removal moisture drying mechanism includes air inlet pipe, drying air fan, escape pipe and adds heat pipe, described air inlet pipe
One end connects with described drying air fan, the other end is communicated to the top of inner chamber of described drying, described escape pipe one end and institute
State drying air fan connection, the other end is connected with described one end adding heat pipe, described in add the other end of heat pipe and be communicated to described dry
The bottom of the inner chamber of cylinder.
Wherein, between described air inlet pipe and described drying air fan, be provided with the first filter, described in add heat pipe dry with described
The second filter it is provided with between dry cylinder.
Wherein, described removal moisture drying mechanism also includes the noble gas machine for producing noble gas, described noble gas
Machine connects with described escape pipe, is connected with stop valve and flow valve in turn between described noble gas machine and described escape pipe.
Wherein, the overall airtight setting of this circulating dehumidification drying system, and all there is described noble gas at the arbitrary place of this system.
Wherein, this circulating dehumidification drying system also includes main frame, described main frame be provided above expect cup, described drying
Bottom discharge mouth be connected by pipe arrangement with described material cup, described conveying mechanism is connected with described material cup.
Wherein, described conveying mechanism includes that conveying fan, the first gas circuit and the second gas circuit, described first gas circuit are sequentially connected with
Described drying, first direction reversal valve, described conveying fan, second direction reversal valve and described material storing box, described second gas
Road is sequentially connected with described material cup, described first direction reversal valve, described conveying fan, described second direction reversal valve and the external world.
Wherein, it is connected by the 3rd filter between the first direction reversal valve of described first gas circuit and described drying.
Wherein, this circulating dehumidification drying system also includes frame, described conveying mechanism, described removal moisture drying mechanism and described
Control system is all connected with described frame.
The beneficial effects of the utility model:
This utility model provides a kind of circulating dehumidification drying system, in work, when drying needs charging, and control system control
Conveying mechanism processed, is pumped into negative pressure by the inner chamber of drying, drying under the effect of negative pressure, the particulate material of material storing box pass through into
Material pipe enters drying, and when drying fills material, control system controls conveying mechanism and stops toward drying feeding；Need to
During grain raw material removal moisture drying, the wind entering drying is dehumidified and heats, after dehumidified heat treated by removal moisture drying mechanism
Steam enter drying material is carried out removal moisture drying, dampness is extracted by removal moisture drying mechanism again, forms dehumidifying with this dry
Dry recyclegas circulation.Compared with prior art, a kind of circulating dehumidification drying system of the present utility model, owing to eliminating
The material cup of the top of drying, by feed pipe directly toward drying feeding, structure is simpler, reduces production cost；Also keep away
Exempt from the metal charge wall of cup of particulate material the most directly impact material cup, and then the maintenance cost of material mixing cup can have been reduced；Further, also
Avoid original particulate material in particulate material direct impingement drying cylinder, also prevent resin particle raw material clash into material wall of cup and
The phenomenon of powdered, improves the quality of resin particle raw material.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of circulating dehumidification drying system of the present utility model.
Reference:
Control system 1；
Sensor 2；
Material storing box 3；
Drying 4；
Conveying mechanism 5, conveying fan 51, first direction reversal valve 52, second direction reversal valve the 53, the 3rd filter 54,
Volume damper 55, proportional valve 56；
Removal moisture drying mechanism 6, air inlet pipe 61, drying air fan 62, escape pipe 63, add heat pipe the 64, first filter 65, second
Filter 66；
Noble gas machine 7, stop valve 71, flow valve 72；
Main frame 8, material cup 81；
Pipe arrangement 9, feed pipe 91, bend pipe 911；
Frame 10.
Detailed description of the invention
Below in conjunction with specific embodiment and accompanying drawing, this utility model is described in detail.
A kind of circulating dehumidification drying system of the present embodiment, as it is shown in figure 1, include control system 1, sensor 2, material storing box
3, drying 4, for make drying 4 produce the conveying mechanism 5 of negative pressure and the air intake of drying 4 can be carried out dehumidifying with
The removal moisture drying mechanism 6 of heating；Sensor 2, conveying mechanism 5 and removal moisture drying mechanism 6 are all connected with control system 1, material storing box 3
Directly it is connected with drying 4 by feed pipe 91.One end of feed pipe 91 is connected with the outlet at bottom of material storing box 3, feed pipe 91
The other end bending arrange and be connected with the top center entrance of drying 4, bend pipe 911 makes resin particle raw material from drying 4
Top down conveying material.This circulating dehumidification drying system also includes the main frame 8 of the particulate material after using removal moisture drying,
Main frame 8 be provided above expecting cup 81, the bottom discharge mouth of drying 4 is connected by pipe arrangement 9 with material cup 81, conveying mechanism 5 and
Material cup 81 connects that (because main frame is the equipment using the particulate material after removal moisture drying, not having barrel, particulate material can not clash into
Main frame, so it is necessary to have individual material cup carrys out transferring raw material).In work, when drying 4 needs charging, control system 1 controls conveying
Mechanism 5, is pumped into negative pressure by the inner chamber of drying 4, and under the effect of drying 4 negative pressure, the resin particle raw material of material storing box 3 passes through
Feed pipe 91 enters drying 4, and when sensor 2 detects that drying 4 fills material, conveying mechanism 5 i.e. stops sending toward drying 4
Material；When needing removal moisture drying, the wind entering drying 4 is dehumidified and heats by removal moisture drying mechanism 6, dehumidified heat treated
After steam enter drying 4 material is carried out removal moisture drying, dampness is extracted by removal moisture drying mechanism 6 again, is formed with this and removes
Wet dry recyclegas circulation.Compared with prior art, a kind of circulating dehumidification drying system of the present utility model, owing to cancelling
Material cup 81 above drying 4, by feed pipe 91 directly toward drying 4 feeding, structure is simpler, reduces and produces
Cost；It also avoid resin particle raw material and the most directly impact the sidewall of metal charge cup, decrease the maintenance cost of material mixing cup；
Further, original resin particle raw material in resin raw material direct impingement drying cylinder 4, also prevent resin particle raw material and clash into material cup
(particulate material peening particle raw material, and particulate material impact rustless steel material wall of cup, yes for effect not for the phenomenon of wall and powdered
The same), and then improve the quality of resin particle raw material.It should be added that, owing to expecting the inherent structure of cup, existing
Particulate material in technology is all to enter in material cup from the top of material cup, then clashes into the sidewall of material cup；And expect the appearance of cup
Long-pending smaller, it is that the raw material in material cup is all discharged into drying, so making materials cup can not realize this every time
In utility model, particulate material directly clashes into the particulate material originally having, and prevents granule away from this effect of powdered.
In the present embodiment, removal moisture drying mechanism 6 includes air inlet pipe 61, drying air fan 62, escape pipe 63 and adds heat pipe 64, enters
Trachea 61 one end is connected with drying air fan 62, the other end is communicated to the top of inner chamber of drying 4, escape pipe 63 one end be dried
Blower fan 62 connects, the other end is connected with the one end adding heat pipe 64, adds under the inner chamber that the other end of heat pipe 64 is communicated to drying 4
Portion.Wherein, between air inlet pipe 61 and drying air fan 62, it is provided with the first filter 65, adds and arrange between heat pipe 64 and drying 4
There is the second filter 66.Removal moisture drying mechanism 6 also includes the noble gas machine 7 for producing noble gas, and this noble gas is excellent
Selecting nitrogen, noble gas machine 7 to be connected with escape pipe 63, noble gas sequentially passes through stop valve 71 and flow valve 72.This dehumidifying is done
Dry mechanism 6 forms the dry cycle system of removal moisture drying, and the gas flow process of circulation includes: drying 4 → air inlet pipe 61 → (first
Filter 65) → air inlet pipe 61 → drying air fan, 62 → escape pipe, 63 → noble gas machine 7 → add heat pipe 64 → (the second filter
66) → drying 4.Separately also connect the conveying pipe arrangement 9(of this removal moisture drying mechanism 6 for transmitting the general designation of the pipeline of raw material) and
Securing members etc., whole recyclegas flow process is complete closed structure, and the external world or the nitrogen carried or dehumidified air are through stop valve
71 and flow valve 72 enter in this dry cycle system.
In the present embodiment, conveying mechanism 5 includes conveying fan the 51, first gas circuit and the second gas circuit, and the first gas circuit connects successively
Connecing drying 4, first direction reversal valve 52, conveying fan 51, second direction reversal valve 53 and material storing box 3, the second gas circuit is successively
Binder cup 81, first direction reversal valve 52, conveying fan 51, first direction reversal valve 52 and the external world.The first of first gas circuit
It is connected by the 3rd filter 54 between direction reversal valve 52 with drying 4.The work conveying flow process of this conveying mechanism 5 is mainly wrapped
Include: material-storing box → drying 4 entrance → the 3rd filter 54 → first direction reversal valve 52 → conveying fan, 51 → second direction
Material cup above reversal valve 53 → volume damper 55 or the inlet tube of proportional valve 56 → conveying pipe arrangement 9 → drying 4 or main frame 8
81。
In the present embodiment, the overall airtight setting of this circulating dehumidification drying system, and all there is nitrogen at the arbitrary place of this system.Tradition
Plastic moisture removing drying machine be not the most an airtight device, if directly pouring nitrogen in dry cycle pipeline
Gas, will destroy original dry cycle, and the nitrogen simultaneously poured is discharged in air soon, and this is to nitrogen resource
Waste, the namely loss of cost.The present embodiment is when developing nitrogen drying machine, and the sealing of total is the weight considered
Point, any one (containing equipment and the pipeline) of whole removal moisture drying system is all subjected to the pressure of at least 5-10kpa, and air-tightness is more
Good, the nitrogen consumption in removal moisture drying mechanism 6 is the fewest, and the concentration of nitrogen is the highest.
Nitrogen is good noble gas, when making Resin light guide plate, resin camera lens, high standard transparent resin product, and profit
Be dried with nitrogen or nitrogen poured screw in injection molding machine internal just can effectively prevent expensive resin excess temperature from crossing or out-of-date and
The Yellowing caused, is greatly improved the qualification rate of product, it is possible to be substantially reduced cost；And nitrogen also is able to reduce injection machine
The xanthochromia of metal screw, reduces the maintenance cost of equipment.Wherein, the source nitrogen in nitrogen drying machine is substantially all and is derived from pressure
Separation in contracting air proposes, and has liquid nitrogen tank, membrane type separating nitrogen (structure comparison is compact), double-tower molecular sieve the most respectively
Formula nitrogen, the nitrogen that these structures produce recycles be required to decompression when utilizing after.
In the present embodiment, this circulating dehumidification drying system also includes the frame 10 of foot wheel, conveying mechanism 5, removal moisture drying
Mechanism 6 and control system 1 are all connected with frame 10, and total is the compactest flexibly.
Last it should be noted that, above example is only in order to illustrate the technical solution of the utility model, rather than to this reality
With the restriction of novel protected scope, although having made to explain to this utility model with reference to preferred embodiment, this area general
Logical it will be appreciated by the skilled person that the technical solution of the utility model can be modified or equivalent, without deviating from this
The spirit and scope of utility model technical scheme.
Claims (10)
1. a circulating dehumidification drying system, is characterized in that: include control system, material storing box, drying and described for making
Drying produces the conveying mechanism of negative pressure；Described conveying mechanism is connected with described control system, and described material storing box passes through feed pipe
Directly connect with described drying.
A kind of circulating dehumidification drying system the most according to claim 1, is characterized in that: one end of described feed pipe is with described
The outlet at bottom connection of material storing box, the other end of described feed pipe connects with the top entry of described drying.
A kind of circulating dehumidification drying system the most according to claim 1, is characterized in that: also include with described control system even
Connecing and can dehumidify the air intake of described drying and the removal moisture drying mechanism heated, described removal moisture drying mechanism includes
Air inlet pipe, drying air fan, escape pipe and add heat pipe, described air inlet pipe one end connects with described drying air fan, the other end is communicated to
The top of the inner chamber of described drying, described escape pipe one end connects with described drying air fan, the other end and the described heat pipe that adds
One end connects, described in add the bottom that the other end of heat pipe is communicated to the inner chamber of described drying.
A kind of circulating dehumidification drying system the most according to claim 3, is characterized in that: described air inlet pipe and described dry wind
Be provided with the first filter between machine, described in add and between heat pipe and described drying, be provided with the second filter.
A kind of circulating dehumidification drying system the most according to claim 3, is characterized in that: described removal moisture drying mechanism also includes
For producing the noble gas machine of noble gas, described noble gas machine connects with described escape pipe, described noble gas machine and
Stop valve and flow valve it is connected with in turn between described escape pipe.
A kind of circulating dehumidification drying system the most according to claim 5, is characterized in that: this circulating dehumidification drying system is overall
Airtight setting, and all there is described noble gas at the arbitrary place of this system.
A kind of circulating dehumidification drying system the most according to claim 1, is characterized in that: this circulating dehumidification drying system also wraps
Include main frame, described main frame be provided above expect cup, the bottom discharge mouth of described drying is connected by pipe arrangement with described material cup,
Described conveying mechanism is connected with described material cup.
A kind of circulating dehumidification drying system the most according to claim 7, is characterized in that: described conveying mechanism includes carrying wind
Machine, the first gas circuit and the second gas circuit, described first gas circuit is sequentially connected with described drying, first direction reversal valve, described conveying
Blower fan, second direction reversal valve and described material storing box, described second gas circuit is sequentially connected with described material cup, the commutation of described first direction
Valve, described conveying fan, described second direction reversal valve and the external world.
A kind of circulating dehumidification drying system the most according to claim 8, is characterized in that: the first direction of described first gas circuit
It is connected by the 3rd filter between reversal valve with described drying.
A kind of circulating dehumidification drying system the most according to claim 1, is characterized in that: this circulating dehumidification drying system is also
Including frame, described conveying mechanism, described removal moisture drying mechanism and described control system are all connected with described frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620673856.XU CN205878787U (en) | 2016-06-30 | 2016-06-30 | Circulation dehumidification drying system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620673856.XU CN205878787U (en) | 2016-06-30 | 2016-06-30 | Circulation dehumidification drying system |
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| CN205878787U true CN205878787U (en) | 2017-01-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972949A (en) * | 2016-06-30 | 2016-09-28 | 广东拓斯达科技股份有限公司 | Circular dehumidification drying system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972949A (en) * | 2016-06-30 | 2016-09-28 | 广东拓斯达科技股份有限公司 | Circular dehumidification drying system |
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